Ford Mustang vs BMW 6 Series
The Ford Mustang is the more efficient of the two: it reaches 26 mpg combined versus 25 mpg for the BMW 6 Series, a 1 mpg advantage and costs about $700 less per year to fuel.
Across 5 measured categories, the Ford Mustang leads in 5. Figures are EPA test data, not manufacturer claims.
2015–2026
Ford Mustang
Subcompact Cars · 133 configurations
Head-to-head specifications
| Metric | Ford Mustang | BMW 6 Series |
|---|---|---|
| Best combined MPG | 26 mpg ✓ | 25 mpg |
| Best city MPG | 22 mpg ✓ | 21 mpg |
| Best highway MPG | 33 mpg ✓ | 31 mpg |
| Lowest annual fuel costEPA estimate at 15,000 miles per year | $2,350 ✓ | $3,050 |
| Lowest CO2 output | 341 g/mi ✓ | 361 g/mi |
| Engines offered | 5.2, 5.0, SIDI & PFI, with Stop-Start | SIDI |
| Transmissions | Automatic (AM-S8), Manual 6-spd, Automatic (S10) | Automatic (S8) |
| Drivetrains | Rear-Wheel Drive | Rear-Wheel Drive, All-Wheel Drive |
| Fuel types | Premium, Regular | Premium |
| EPA class | Subcompact Cars | Subcompact Cars |
| Years covered | 2015–2026 | 2015–2019 |
| Configurations on record | 133 | 55 |
Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.
Mustang vs 6 Series: common questions
Which is better on gas, the Ford Mustang or the BMW 6 Series?
The Ford Mustang is the more efficient of the two: it reaches 26 mpg combined versus 25 mpg for the BMW 6 Series, a 1 mpg advantage and costs about $700 less per year to fuel.
Which costs less to run per year?
By EPA estimates at 15,000 miles a year, the Ford Mustang runs about $2,350 a year in fuel at its most efficient configuration, versus about $3,050 for the BMW 6 Series — a difference of roughly $700 per year.
What engines do the Mustang and 6 Series offer?
Ford Mustang: 5.2, 5.0, SIDI & PFI, with Stop-Start. BMW 6 Series: SIDI.
Are they in the same vehicle class?
Yes — the EPA classifies both the Ford Mustang and the BMW 6 Series as Subcompact Cars, so they compete directly.
More Mustang comparisons
Comparison id: ford-mustang-vs-bmw-6-series